Yankee Hill Machine Nielsen Piston 9mm M13.5 x 1LH Thread

The Yankee Hill Machine Nielsen Piston is an essential accessory for 9mm firearms with an M13.5 x 1LH thread. Crafted from heat-treated 17-4 stainless steel, it delivers outstanding durability and corrosion resistance. This piston features 10 adjustment points, allowing for precise tuning of impact shifts. Compatible with YHM’s booster housing YHM-2055 and various popular pistol suppressors, it offers versatility without compromising performance. Note that it is not compatible with the original Sidewinder, but works flawlessly with Sidewinder M2 suppressors. Trust Summit Firearms to provide reliable silencer accessories for all your shooting needs.